B120B Mercury Code - Passenger Seat Back Temperature Sensor
Quick Answer
The Seat Control Module E (SCME) monitors the Passenger Seat Back Temperature Sensor. Common causes include Faulty Passenger Seat Back Temperature Sensor, Passenger Seat Back Temperature Sensor harness is open or shorted, Passenger Seat Back Temperature Sensor circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
- What it means
- B120B Mercury indicates Passenger Seat Back Temperature Sensor.
- Common causes
- Common causes include Faulty Passenger Seat Back Temperature Sensor, Passenger Seat Back Temperature Sensor harness is open or shorted, Passenger Seat Back Temperature Sensor circuit poor electrical connection.
- Severity
- Low - monitor the vehicle and repair when practical.
- Can I drive?
- The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
Code B120B Mercury Description
What are the Possible Causes of the DTC B120B Mercury?
- Faulty Passenger Seat Back Temperature Sensor
- Passenger Seat Back Temperature Sensor harness is open or shorted
- Passenger Seat Back Temperature Sensor circuit poor electrical connection
- Faulty Seat Control Module E (SCME)
How to Fix the DTC B120B Mercury?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
Code Tech Notes
B120B:98 Passenger Seat Back Temperature Sensor Component or System Over Temperature
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B120B Mercury code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the B120B Mercury code?
Need more information on how to fix the B120B Mercury code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B120B Mercury code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B120B Mercury Code
1. What are the common symptoms of OBDII code B120B in a Mercury related to the Passenger Seat Back Temperature Sensor?
- The common symptoms include inaccurate temperature readings on the passenger seat back, malfunctioning climate control system, and potential issues with the air conditioning system.
2. What are the possible causes of OBDII code B120B Mercury related to the Passenger Seat Back Temperature Sensor?
- The code B120B can be triggered by a faulty passenger seat back temperature sensor, damaged wiring or connectors, or issues with the climate control module.
3. How can I diagnose the OBDII code B120B in my Mercury for the Passenger Seat Back Temperature Sensor issue?
- To diagnose this code, you can use an OBDII scanner to read the code, visually inspect the sensor and its wiring, perform resistance checks on the sensor, and test the sensor's functionality.
4. Can I repair the OBDII code B120B Mercury related to the Passenger Seat Back Temperature Sensor myself?
- Depending on the exact cause, you may be able to repair the issue yourself by replacing the faulty sensor, repairing damaged wiring, or resetting the climate control system. However, if you are unsure, it's best to consult a professional mechanic.
5. Are there any tips to prevent OBDII code B120B from coming back in my Mercury?
- Regularly inspecting and maintaining the passenger seat back temperature sensor, ensuring proper wiring connections, and addressing any climate control system issues promptly can help prevent the code from reoccurring.
6. Will driving my Mercury with OBDII code B120B related to the Passenger Seat Back Temperature Sensor cause any long-term damage?
- While driving with this code may not immediately harm your vehicle, it is essential to address the underlying issue promptly to prevent potential long-term damage to the climate control system or passenger comfort features.
7. How much does it typically cost to repair OBDII code B120B in a Mercury for the Passenger Seat Back Temperature Sensor issue?
- The cost of repairing this code can vary depending on the exact cause of the issue, the labor rates in your area, and whether you choose to do the repair yourself or seek assistance from a professional mechanic.
8. Can OBDII code B120B in a Mercury be related to other sensor issues besides the Passenger Seat Back Temperature Sensor?
- While B120B specifically relates to the Passenger Seat Back Temperature Sensor, there could be other codes or sensor issues present in the vehicle that may be related or contribute to the overall problem. A comprehensive diagnostic check is recommended.
9. Is it safe to continue driving my Mercury with the OBDII code B120B related to the Passenger Seat Back Temperature Sensor?
- It is generally safe to drive your vehicle with this code, but it is important to address the underlying issue to ensure proper functioning of the climate control system and passenger comfort features.
10. How long does it usually take to repair OBDII code B120B Mercury for the Passenger Seat Back Temperature Sensor issue?
- The repair time can vary depending on the exact cause of the problem and the complexity of the repair. In some cases, it can be a quick fix, while in others, it may require more time for diagnosis and repair.
Discuss the causes and fixes for B120B Mercury OBDII Code
Code B120B Mercury comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
